増ぞう改かい築ちく

noun

extension and renovation of a building

Refers to both adding new parts (extension) and modifying existing structure (renovation) of a building. Often used in legal, architectural, and real estate contexts.

• このマンションは増ぞう改かい築ちくが禁きん止しされている。

  Extension and renovation of this apartment building is prohibited.

• 増ぞう改かい築ちくの計けい画かくを市し役やく所しょに提てい出しゅつした。

  We submitted the extension and renovation plan to the city hall.